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WorksheetsIB Biology unit 3.2
Total questions: 14
Worksheet time: 12mins
Prokaryotes have one chromosome consisting of a (a) DNA molecule
Some prokaryotes have plasmids but (a) do not contain plasmids.
The DNA of prokaryotic cells is naked – meaning it is not associated with (a) for additional packaging
The two sister chromatids are attached to each other at a point called the __________ of a chromosome.
zygote
autosome
gene
centromere
The 2 exact copies of DNA in a chromosome are called ________.
chromatids
genes
mutations
pathogens
Chromosomes that are paired by size and content are called _______ chromosomes.
homeostasis
homologous
matching
sister
Cells that contain 2 sets of chromosomes are called _________ (2n).
diploid
haploid
triploid
polyploid
Cells that contain only ONE set of chromosomes are called ________ (n).
diploid
polyploid
triploid
haploid
